This applet explores several models for representing fractions with adjustable numerators and denominators. Choose from the three versions listed according to range of numerator and denominator desir...More: lessons, discussions, ratings, reviews,...

This module looks at simple percentages, ordering them, and their relationship with equivalent fractions, using factsheets, worksheets, two activities, and a quiz at three levels of difficulty. For UK...More: lessons, discussions, ratings, reviews,...

This module looks at finding percentage parts of whole number quantities, through factsheets, worksheets, and activities. It shows the equivalences between percentages and fractions and between percen...More: lessons, discussions, ratings, reviews,...

The aim of this module is to remind learners how to recognise equivalencies between common decimals and percentages, using factsheets, worksheets, a game, and a quiz at three levels of difficulty. For...More: lessons, discussions, ratings, reviews,...

This module looks at finding simple percentage increase and decrease: understanding that a percentage increase can be found by finding the percentage part and adding on and understanding that a percen...More: lessons, discussions, ratings, reviews,...

The aim of this module is to remind learners how to recognise equivalencies between common fractions and percentages, using factsheets, worksheets, an activity, a game, and a quiz at three levels of d...More: lessons, discussions, ratings, reviews,...

The aim of this module is to remind learners how to recognise equivalencies between common fractions, percentages and decimals, using factsheets, worksheets, a game, and a quiz at three levels of diff...More: lessons, discussions, ratings, reviews,...

This material is based upon work supported by the
National Science Foundation under Grant DUE-0226284.
Any opinions, findings, and conclusions or recommendations
expressed in this material are those of the author(s)
and do not necessarily reflect the views of the
National Science Foundation.